Diesel in Melbourne was the cheapest in the country, averaging 113.4 cents per litre. The price was closely followed by Brisbane and Sydney which averaged 113.6 cents and 113.7 cents per litre respectively.

Adelaide averaged 114 cents per litre, while Darwin was the most expensive place with an average price of 118.3 cents a litre.

The figure was 3.6 cents higher than Perth which finished as the second most expensive city for the week at 114.7 cents a litre.

AIP data is based on information provided by BP Australia, Caltex, Shell Australia and ExxonMobil, averaged across terminals and capital cities.

Trader Business Media titles ATN, Owner//Driver and ABC publish a summary of terminal gate diesel prices across key capital cities every week. To view this data, available only to subscribers, click here.